libertas: add comment re: v10 firmware key handling

Comment text suggested by Dan Williams <dcbw@redhat.com> in
<1263952092.4481.2.camel@localhost.localdomain>.

Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
John W. Linville 2010-01-27 14:23:17 -05:00
parent 47db3a677b
commit d3d5621abf

View File

@ -2062,6 +2062,11 @@ void lbs_association_worker(struct work_struct *work)
goto out;
}
/*
* v10 FW wants WPA keys to be set/cleared before WEP key operations,
* otherwise it will fail to correctly associate to WEP networks.
* Other firmware versions don't appear to care.
*/
if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags) ||
test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) {
ret = assoc_helper_wpa_keys(priv, assoc_req);